21485574

素因数分解:

$2^1\times 3^5\times {\mathrm{11}}^1\times {\mathrm{4019}}^1$

素因数の和:4047

約数の個数: 48

約数和(自身を含む): 52678080

約数和(自身を除く): 31192506

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 27, 33, 54, 66, 81, 99, 162, 198, 243, 297, 486, 594, 891, 1782, 2673, 4019, 5346, 8038, 12057, 24114, 36171, 44209, 72342, 88418, 108513, 132627, 217026, 265254, 325539, 397881, 651078, 795762, 976617, 1193643, 1953234, 2387286, 3580929, 7161858, 10742787, 21485574]

約数ペア:

[(1, 21485574), (2, 10742787), (3, 7161858), (6, 3580929), (9, 2387286), (11, 1953234), (18, 1193643), (22, 976617), (27, 795762), (33, 651078), (54, 397881), (66, 325539), (81, 265254), (99, 217026), (162, 132627), (198, 108513), (243, 88418), (297, 72342), (486, 44209), (594, 36171), (891, 24114), (1782, 12057), (2673, 8038), (4019, 5346)]